Now showing items 5-24 of 376
Bellés Muñoz, Marta (Date of defense: 2023-10-10)
In recent years, zero-knowledge proofs have come to play a crucial role in distributed systems where there is no trust between the parties involved. Most popular proof systems are for the NP-complete language of arithmetic ...
Gouyon, Fabien (Date of defense: 2005-11-30)
Aquesta dissertació tracta del ritme musical. Més exactamente, tracta de programes informàtics que extreuen automàticament descripcions rítmiques a partir de senyals musicals d'àudio.<br/>Presentem nous algorismes per a ...
Papiotis, Panagiotis (Date of defense: 2016-02-01)
This dissertation proposes a computational data-driven methodology to measure music ensemble interdependence - the degree to which musicians interact and influence each other’s actions in order to achieve a shared goal - ...
Sfairopoulou, Anna (Date of defense: 2008-07-28)
In IEEE 802.11 WLANs, Link Adaptation mechanisms, which choose the transmission rate of each node, provoke unexpected and random variations on the effective channel capacity. When these changes are towards lower bitrates, ...
Sánchez Artigas, Marc (Date of defense: 2009-01-12)
En los últimos años, las redes peer-to-peer (P2P) ha experimentado una fuerte expansión. Estos sustratos se constituyen en forma de redes overlay o de recubrimiento que interconectan usuarios de manera lógica y desacoplada ...
Cano Bastidas, Cristina (Date of defense: 2011-03-04)
In the last few years Wireless Sensor Networks (WSNs) have become an interesting field of research mainly due to the challenges and constraints of their design and the broad range of potential applications they can provide. ...
Cao Minh, Trang (Date of defense: 2014-09-25)
Through advances in sensor, networking, semiconductor and energy storage technologies, Wireless Sensor Networks (WSNs) are increasingly being deployed in many important applications to enable users to access information ...
García González, Roberto (Date of defense: 2006-04-21)
Un dels principals requeriments de la gestió de drets digitals a la Web és un llenguatge compartit per a la representació del copyright. Les aproximacions actuals es basen en solucions purament sintàctiques, simples i ...
Hoogendoorn, Corné (Date of defense: 2014-02-26)
This thesis is centered on the construction of a cardiac atlas to serve as a common reference frame in the Virtual Physiological Human (VPH). The construction covers the entire construction pipeline, starting from a set ...
Fedorov, Vadim (Date of defense: 2016-10-11)
La comparación de imágenes es un ingrediente fundamental en muchos problemas de procesamiento de imagen y visión por computador. Esta tesis aborda el problema de la comparación de entornos locales en imágenes, o patches, ...
Gil Iranzo, Rosa María (Date of defense: 2005-02-04)
La arquitectura semántica diseñada ha sido probada dentro del entorno de la gestión de los derechos de la propiedad intelectual. Esta permite asimilar nuevos módulos y cambios en la estructura. Se ha diseñado específicamente ...
Zapico Barrionuevo, Victoria Arantxa (Date of defense: 2022-10-13)
In this thesis, we make theoretical and practical contributions to the design of succinct arguments with universal setups in the pairing-based setting. We first introduce a new primitive, Checkable Subspace Sampling (CSS) ...
Fabbri, Francesco (Date of defense: 2022-10-25)
Recommender Systems represent a key instrument to convey consumption of contents available on the Web. They enhance the engagement among the users and the online platforms through algorithmic personalization. Injecting ...
Solans Noguero, David (Date of defense: 2022-09-14)
The fast-growing adoption of technologies based on Machine Learning (ML), in addition to the large scale at which they operate, makes them a potential source of systematic discrimination against disadvantaged social ...
Gómez Cerdà, Vicenç (Date of defense: 2008-06-23)
Aquesta tesi tracta d'algoritmes i fenòmens complexos en xarxes.<br/><br/>En la primera part s'estudia un model de neurones estocàstiques inter-comunicades mitjançant potencials d'acció. Proposem una tècnica de modelització ...
Roma Trepat, Gerard (Date of defense: 2015-06-05)
The rapid adoption of Internet and web technologies has created an opportunity for making music collaboratively by sharing information online. However, current applications for online music making do not take advantage of ...
Möller Ferreira, Susan (Date of defense: 2015-09-04)
Within Human-Computer Interaction, older people (60+) are often characterized as a heterogeneous group of consumers of digital content that use ICTs in a limited way due to age-related changes in functional abilities. By ...
Ferdous Wahid, Khan (Date of defense: 2011-05-26)
IEEE standardized a Layer-2 security, named Media Access Control security (MACsec), for interoperability. It provides link-based security through hop-by-hop operation. The link-constrained security of MACsec eliminates the ...
Marchini, Marco (Date of defense: 2014-11-27)
Computational approaches for modeling expressive music performance have produced systems that emulate human expression, but few steps have been taken in the domain of ensemble performance. Polyphonic expression and ...
Yoshimura, Yuji (Date of defense: 2016-11-25)
The goal of this dissertation is to provide insights into spatial analysis for architecture and urban studies through examining human mobility in the built environment based on large-scale datasets. Three studies are ...